/*
    变量练习
*/
/*#include <stdio.h>
int main() {
    int i = 54321,j = 10, ten = 10;
    printf ("%d\n", i % j);
    j = j * ten;
    printf ("%d\n", i % j);
    j = j * ten;
    printf ("%d\n", i % j);
    j = j * ten;
    printf ("%d\n", i % j);
    j = j * ten;
    printf ("%d\n", i % j);
    return 0;
}*/
#include <stdio.h>
int main() {
    int num = 1, num1 = 2, base = 10, ten = 10;
    printf("%d\n",num);
    num = num1 * base +num;
    num1 = num1 + 1;
    base = ten * base;
    printf("%d\n", num);
    num = num1 * base +num;
    num1 = num1 + 1;
    base = ten * base;
    printf("%d\n", num);
    num = num1 * base +num;
    num1 = num1 + 1;
    base = ten * base;
    printf("%d\n", num);
    num = num1 * base +num;
    num1 = num1 + 1;
    base = ten * base;
    printf("%d\n", num);
    return 0;
}
